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Service Manual
CD
TAPE
Contents
Laser beam safety precaution .......................................... 1
Tape adjustments ............................................................ 1
CD pick-up maintenance .................................................. 1
Tuner adjustments ........................................................... 2
(Cabinet & Chassis) ...................................................... 3
Parts list ........................................................................... 4
IC block diagram & description ........................................ 8
LCD display description ................................................... 13
This service manual consists of "DC-DA2000U/AU" (Main unit : 129 661 04) and
"SX-DA2000/UK" (Speaker system : 165 074 00).
Micro Component System
Schematic diagram
(FRONT) ....................................................................... 14
(CD) ............................................................................... 16
(AMPLIFIER) ................................................................. 20
(TUNER) ....................................................................... 22
Wiring diagram
(FRONT & CD) .............................................................. 18
(AMPLIFIER & TUNER) ................................................ 24
(POWER TRANSFORMER) ......................................... 26
(SWITCH) ...................................................................... 26
Wiring connection ............................................................ 27
FILE NO.
DC-DA2000
(AU)
PRODUCT CODE No.
129 662 04
SM
REFERENCE No.
5810417

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   Summary of Contents for Sanyo DC-DA2000

  • Page 1: Table Of Contents

    FILE NO. Service Manual Micro Component System DC-DA2000 (AU) TAPE Contents PRODUCT CODE No. 129 662 04 Laser beam safety precaution .......... 1 Schematic diagram Tape adjustments ............1 (FRONT) ............... 14 CD pick-up maintenance ..........1 (CD) ................16 Tuner adjustments ............

  • Page 2: Laser Beam Safety Precaution

    Clean a lens with swab of the cotton which moistened it with alcohol, cleaning paper or cleaning disc appointed. Specified cleaning disc : LC-1 (Part code : 645 026 1961 ..manufactured by SANYO.) Show a clean procedure in the following in reference by swab of cotton.

  • Page 3: Tuner Adjustments

    TUNER ADJUSTMENTS • Use a plastic screw driver for adjustments. • TUNING • MODE : TUNER FM : 87.5 - 108MHz • Speaker impedance : 4 ohm AM : 522 - 1710kHz(9KHz step) 520 - 1710kHz(10KHz step) TP14 TP13 TP15 XF233 T2002 L2103...

  • Page 4: Exploded View (cabinet & Chassis)

    EXPLODED VIEW (CABINET & CHASSIS) - 3 -...

  • Page 5: Parts List

    PARTS LIST PRODUCT SAFETY NOTICE EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE IEC SYMBOL IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATED COMPONENTS IN WHICH SAFETY AND ! ! ! PERFORMANCE CAN BE OF SPECIAL SIGNIFICANCE. WHEN REPLACING A COMPONENT IDENTIFIED BY , USE ONLY THE ! ! ! REPLACEMENT PARTS DESIGNATED, OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WATTAGE OR VOLTAGE THAT...

  • Page 6

    PARTS LIST FRONT P.W.BOARD ASSY REF.NO. PART NO. DESCRIPTION S6216 645 006 5958 SWITCH,PUSH 1P-1T REF.NO. PART NO. DESCRIPTION 614 240 1002 SWITCH,TACT 614 325 7219 ASSY,PWB,FRONT (Only Initial) 614 220 5471 SWITCH,TACT AC601 614 320 3469 COVER,LED S6217 645 006 5958 SWITCH,PUSH 1P-1T AH601 614 320 3483 HOLDER,LCD 614 240 1002 SWITCH,TACT...

  • Page 7

    PARTS LIST REF.NO. PART NO. DESCRIPTION REF.NO. PART NO. DESCRIPTION D2153 407 105 1602 VARACTOR DI SVC342M-V Q4801 405 000 3806 TR DTC114YS 407 105 1305 VARACTOR DI SVC342L-V 405 143 0007 TR KRC107M D2451 407 012 4406 DIODE 1SS133 Q4851 405 033 6706 TR 2SD1468S-R D2452...

  • Page 8: Exploded View & Parts List (tape Mechanism)

    PARTS LIST SWITCH P.W.BOARD ASSY REF.NO. PART NO. DESCRIPTION 614 328 0446 ASSY,SWITCH (Only Initial) CN410 614 310 2731 PLUG,2P 645 004 2881 PLUG,2P CN411 614 020 1215 SOCKET,2P CN412 614 322 2262 ASSY,WIRE S4100 645 052 2772 SWITCH,PUSH 2P-2TX2 EXPLODED VIEW &...

  • Page 9: Ic Block Diagram & Description

    IC BLOCK DIAGRAM & DESCRIPTION IC101 LA9242M-MPB (Servo Signal Processor) Vcc1 BH1 PH1 VR REF1 Vcc2 DRF CE DAT CL CLK 54 53 RF DET FIN2 FIN1 DGND INTER FACE RFS- RF Amp RFSM TESI T.SERVO & T.LOGIC SLOF TOFF SPINDLE SERVO F.SERVO &...

  • Page 10

    IC BLOCK DIAGRAM & DESCRIPTION IC103 MM1469XH (CD Driver) D.BUF D.BUF D.BUF D.BUF DRIVER MUTE T.S.D D.BUF D.BUF D.BUF D.BUF IC211 LA1186N-AUDIO (FM Front End) Vref BUFFER RF IN IF OUT IC231 LA1844ML ( Tuner System) RF.AMP PILOT DECODER BUFF CANCEL ANTI-BIRDIE P-DET...

  • Page 11

    IC BLOCK DIAGRAM & DESCRIPTION IC241 LC72121M-D (Pll Synthesizer) Vssx REFERENCE PHASE DETECTOR DIVIDER CHARGE PUMP XOUT SWALLOW COUNTER UNLOCK FMIN 1/16, 1/17 4bits DETECTOR AOUT Vssa 12bits PROGRAMMABLE AMIN DIVIDER UNIVERSAL DATA SHIFT REGISTER LATCH IFIN I / F COUNTER POWER RESET...

  • Page 12

    IC BLOCK DIAGRAM & DESCRIPTION IC441 LC75342M (Erectric Volume / 2 band equalizer) LSELO LIN LTRE LBASS1 LBASS2 LOUT TEST LVref CONTROL CIRCUIT LOGIC CIRCUIT INTERFACE CONTROL CIRCUIT RVref Vref RSELO RIN RTRE RBASS1 RBASS2 ROUT IC601 LC867232A-51D2 (Micro Processor) Interrrupt control Standby control X'tal...

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